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dashutils

JSON to CSV Converter

Turn an array of JSON objects into a CSV file you can open in Excel or Google Sheets, or convert CSV back to JSON. Nested objects are flattened into dot-notation columns.

  • Free, no sign-up
  • Runs locally in your browser
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Your files are processed on this device and are never uploaded to a server.

How to use the JSON to CSV Converter

  1. 1

    Paste or type your input.

  2. 2

    Choose the operation and options.

  3. 3

    Copy the output or download it as a file.

Nested data

Objects such as {"user": {"name": "Ana"}} become a column named user.name. Arrays are stored as JSON text in a single cell so no information is lost.

Frequently asked questions

Is my data sent to a server?

No. Everything runs in your browser as you type. Nothing is uploaded or logged, so it is safe to paste API responses, tokens and private text.